Journal of Inorganic Materials, Volume. 37, Issue 8, 911(2022)

Fabrication and Characterizations of Red Ce-doped 8YSZ Transparent Ceramics by Two-step Sintering

Qiang LIU1... Qian WANG1,2, Penghui CHEN2,3, Xiaoying LI2,3, Lixuan ZHANG2,3, Tengfei XIE2,3, and Jiang LI23,* |Show fewer author(s)
Author Affiliations
  • 11. School of Material Science and Engineering, Jiangsu University, Zhenjiang 212013, China
  • 22. Key Laboratory of Transparent Opto-Functional Inorganic Materials, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 201899, China
  • 33. Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
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    Figures & Tables(10)
    TG-DTA curves of the Ce-doped 8YSZ precursor
    XRD patterns of (a) Ce-doped 8YSZ precursor and (b) the powder calcined at 800 ℃ for 4 h
    FESEM micrographs of (a) Ce-doped 8YSZ precursor and (b) the powder calcined at 800 ℃ for 4 h
    FESEM micrographs of the thermally etched surfaces of Ce-doped 8YSZ ceramics pre-sintered at different temperatures in air for 2 h(a) 1200 ℃; (b) 1230 ℃; (c) 1250 ℃; (d) 1275 ℃; (e) 1300 ℃
    Relative densities and average grain size of the Ce-doped 8YSZ ceramics pre-sintered at 1200-1300 ℃ in air for 2 h
    (a-e) FESEM micrographs of the thermally etched surfaces of Ce-doped 8YSZ ceramics pre-sintered at 1200- 1300 ℃ for 2 h and HIP post-treatment at 1700 ℃ for 3 h; (f-i) EDS element mapping of the Ce-doped 8YSZ ceramics pre-sintered at 1275 ℃(a) 1200 ℃; (b) 1230 ℃; (c) 1250 ℃; (d) 1275 ℃; (e) 1300 ℃
    XRD patterns of the (a) pre-sintering and (b) HIP-treatment ceramics
    (a) Photograph and (b) in-line transmittance of the Ce-doped 8YSZ ceramics (1 mm thick) pre-sintered at 1200-1300 ℃ in air for 2 h and HIP post-treatment at 1700 ℃ for 3 h under 176 MPa in Ar atmosphere
    Absorption spectra of the ceramics pre-sintered at different temperatures and HIP post-treatment at 1700 ℃
    • Table 1.

      CIE value of Ce-doped 8YSZ ceramics pre- sintered at 1230-1300 ℃ for 2 h and HIP post-treatment at 1700 ℃ for 3 h

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      Table 1.

      CIE value of Ce-doped 8YSZ ceramics pre- sintered at 1230-1300 ℃ for 2 h and HIP post-treatment at 1700 ℃ for 3 h

      Pre-sintering temperature/℃ Value of CIE
      L*a*b*
      123031.842.554.7
      125037.448.664.3
      127542.452.072.9
      130037.748.964.8
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    Qiang LIU, Qian WANG, Penghui CHEN, Xiaoying LI, Lixuan ZHANG, Tengfei XIE, Jiang LI. Fabrication and Characterizations of Red Ce-doped 8YSZ Transparent Ceramics by Two-step Sintering[J]. Journal of Inorganic Materials, 2022, 37(8): 911

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    Paper Information

    Category: RESEARCH ARTICLE

    Received: Jan. 17, 2022

    Accepted: --

    Published Online: Jan. 10, 2023

    The Author Email: LI Jiang (lijiang@mail.sic.ac.cn)

    DOI:10.15541/jim20220025

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